4" X 12" Modern Floor Register Grille with Dampers - Contempo Slotted Grate - HVAC Vent Duct Cover - Chrome Compatible with Duct 10" actual front end outer dimensions

actual front end outer dimensions are approximately 18 5/8" width X 30 5/8" height

please note that the total outer dimensions of the grille measure 7" in diameter

A Uniquie Combination of Cotton & Synthetic Fibers Gives You The Most Filtration And The Least Air Resistance - Equals Great Air & Easy Airflow For Your System

Suitable for both commercial and residential settings

providing a reliable connection for 6" round ducts

4" X 12" Modern Floor Register Grille with Dampers - Contempo Slotted Grate - HVAC Vent Duct Cover - Chrome Compatible with Duct 10" actual front end outer dimensions+Product Details Size 4"h x 12"w is the size for the duct opening measurement only, actual front end outer dimensions are approximately 5. 5" width x 13. 75" height. High Quality Solid rigid steel body for durability and reliability with dampers operable by switch for airflow directional control. Installation Location Floor. Design Premium plated finish and modern contempo design forming a luxurious & impressive piece for your home. Quality Packaging